import router from "./router";
import store from "./store";
import {
  Message
} from "element-ui";
import NProgress from "nprogress"; // progress bar
import "nprogress/nprogress.css"; // progress bar style
import {
  getToken,
  getExpiredStatus
} from "@/utils/auth"; // get token from cookie
import {
  refreshToken,
  handleRefreshFail
} from "@/utils/refresh.js";
import getPageTitle from "@/utils/get-page-title";
import {
  bindUser
} from '@/api/user'
import setting from './settings'

NProgress.configure({
  showSpinner: false
}); // NProgress Configuration

const whiteList = [
  "/login",
  "/oauth/github/callback",
  "/oauth/qq/callback",
  "/oauth/gitee/callback"
]; // no redirect whitelist

router.beforeEach(async (to, from, next) => {
  // start progress bar
  NProgress.start();

  // set page title
  document.title = getPageTitle(to.meta.title);

  // determine whether the user has logged in
  const hasToken = getToken();

  if (hasToken) {
    // 有令牌的情况下检查是否过期
    const isExpries = getExpiredStatus();
    if (isExpries) {
      try {
        await refreshToken();
      } catch (err) {
        handleRefreshFail();
      }
    }
    if (to.path === "/login") {
      // if is logged in, redirect to the home page
      next({
        path: "/"
      });
      NProgress.done();
    } else {
      // determine whether the user has obtained his permission roles through getInfo
      const hasRoles = store.getters.roles && store.getters.roles.length > 0;
      if (hasRoles) {
        next();
      } else {
        try {
          // get user info
          // note: roles must be a object array! such as: ['admin'] or ,['developer','editor']
          const {
            roles
          } = await store.dispatch("user/getInfo");
          // generate accessible routes map based on roles
          const accessRoutes = await store.dispatch(
            "permission/generateRoutes",
            roles
          );
          // dynamically add accessible routes
          router.addRoutes(accessRoutes);
          // hack method to ensure that addRoutes is complete
          // set the replace: true, so the navigation will not leave a history record
          // 在开启websocket的状态下，个人身份绑定
          // if (setting.isWebsocket) {
          //   // 开启websocket，需要去绑定登录的身份
          //   await bindUser({
          //     uuid: window.localStorage.getItem("uuid"),
          //   });
          // }
          next({
            ...to,
            replace: true
          });
        } catch (error) {
          // remove token and go to login page to re-login
          await store.dispatch("user/resetToken");
          Message.error(error || "Has Error");
          next(`/login`);
          NProgress.done();
        }
      }
    }
  } else {
    /* has no token*/
    if (to.path.indexOf("/oauth/") === 0) {
      // 第三方登陆页面放行，路由以/oauth/开头
      next();
    }

    if (whiteList.indexOf(to.path) !== -1) {
      // 白名单放行
      // in the free login whitelist, go directly
      next();
    } else {
      // other pages that do not have permission to access are redirected to the login page.
      // next(`/login?redirect=${to.path}`)
      next(`/login`);
      NProgress.done();
    }
  }
});

router.afterEach(() => {
  // finish progress bar
  NProgress.done();
});
